Coccyx Support Seat Cushion DMI® 18 W X 16 D X 3 H Inch Foam

The unique dual cushion design relieves pressure in the lower back, tailbone and perineal areas

The cushion itself is cleverly cut down the middle, creating two foam regions to alleviate pressure when you are sitting

Made with firm and medium density foam that comfortably cushions your body in all of the right places

It will provide welcome relief from sitting in hard chairs. Ideal for anyone who must sit for prolonged periods

This versatile cushion is great for standard chairs, wheelchairs, office chairs, larger car seats, boats, RVs and much more!

Removable polyester/cotton cover is machine washable